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m4/intmax_t.m4
40 строк
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Arnold D. Robbins
Move to gawk 3.1.5.
16 июл 2010, 15:47
16 июл 2010, 15:47
315bd50
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#serial 6 dnl From Paul Eggert. AC_PREREQ(2.52) # Define intmax_t to long or long long if <inttypes.h> doesn't define. AC_DEFUN([gl_AC_TYPE_INTMAX_T], [ dnl For simplicity, we assume that a header file defines 'intmax_t' if and dnl only if it defines 'uintmax_t'. AC_REQUIRE([gl_AC_HEADER_INTTYPES_H]) AC_REQUIRE([gl_AC_HEADER_STDINT_H]) if test $gl_cv_header_inttypes_h = no && test $gl_cv_header_stdint_h = no; then AC_REQUIRE([gl_AC_TYPE_LONG_LONG]) test $ac_cv_type_long_long = yes \ && ac_type='long long' \ || ac_type='long' AC_DEFINE_UNQUOTED(intmax_t, $ac_type, [Define to long or long long if <inttypes.h> and <stdint.h> don't define.]) else AC_DEFINE(HAVE_INTMAX_T, 1, [Define if you have the 'intmax_t' type in <stdint.h> or <inttypes.h>.]) fi ]) # Define uintmax_t to unsigned long or unsigned long long # if <inttypes.h> doesn't define. AC_DEFUN([jm_AC_TYPE_UINTMAX_T], [ AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) AC_CHECK_TYPE(uintmax_t, , [test $ac_cv_type_unsigned_long_long = yes \ && ac_type='unsigned long long' \ || ac_type='unsigned long' AC_DEFINE_UNQUOTED(uintmax_t, $ac_type, [Define to widest unsigned type if <inttypes.h> doesn't define.])]) ])